| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | has [been] [prep] [noun] | 716 |
|
| 2 | has [been] [prep] [noun sg] | 511 |
|
| 3 | [verb] [been] [prep] contact | 55 |
|
| 4 | have [been] [prep] contact | 55 |
|
| 5 | [vb -s] [been] [prep] contact | 13 |
|
| 6 | has [be] [prep] contact | 11 |
|
| 7 | has [been] [prep] contact | 11 |
|
